G. duodenalis Life Cycle E. histolytica life cycle Leishmania spp. Life Cycle E. vermicularis Life Cycle E. granulosus Life Cycle Diphyllobothriid Life cycle E. Histolytica Life Cycle Taeniasis Life Cycle T. cruzi Life Cycle Intestinal Hookworm Life Cycle T. spiralis Life Cycle T. trichiura Life Cycle A. lumbricoides Life Cycle Schistosoma spp. Life Cycle Plasmodium spp. Life Cycle C. philippinensis Life Cycle O. volvulus Life Cycle